453223323520 has 64 divisors (see below), whose sum is σ = 1181985845040. Its totient is φ = 164808478720.

The previous prime is 453223323503. The next prime is 453223323521. The reversal of 453223323520 is 25323322354.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-3 number, since 3×453223323520³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453223323521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32182117 + ... + 32196196.

Almost surely, 2^453223323520 is an apocalyptic number.

453223323520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

453223323520 is an abundant number, since it is smaller than the sum of its proper divisors (728762521520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

453223323520 is a wasteful number, since it uses less digits than its factorization.

453223323520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64378343 (or 64378331 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 34.

Adding to 453223323520 its reverse (25323322354), we get a palindrome (478546645874).

The spelling of 453223323520 in words is "four hundred fifty-three billion, two hundred twenty-three million, three hundred twenty-three thousand, five hundred twenty".